Basic steps in Portal Development

[Sivaraman Lakshmanan]

Hi all,
I am new to websphere portal development. I have successfully installed websphere application server and portal server. Now I want to develop a simple portal page which contains 4 portlets.
What are the basic steps I need to do to achieve this.
I went throw the redbooks of the of ibm but i am not able to do my sample page. I want to know the actual steps I need to do to create and launch my portal page. Any help on this is very much appreciate.

Thanks in advance,

regards,
Sivaraman.L